64464128

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{8123}}^1$

素因数の和:8170

約数の個数: 36

約数和(自身を含む): 132843648

約数和(自身を除く): 68379520

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 992, 1984, 3968, 7936, 8123, 16246, 32492, 64984, 129968, 251813, 259936, 503626, 519872, 1007252, 1039744, 2014504, 2079488, 4029008, 8058016, 16116032, 32232064, 64464128]

約数ペア:

[(1, 64464128), (2, 32232064), (4, 16116032), (8, 8058016), (16, 4029008), (31, 2079488), (32, 2014504), (62, 1039744), (64, 1007252), (124, 519872), (128, 503626), (248, 259936), (256, 251813), (496, 129968), (992, 64984), (1984, 32492), (3968, 16246), (7936, 8123)]